EASY
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Arrange the following in order of their occurrence (from top to bottom) in the regions of the root tip

I. Region of maturation

II. Region of elongation

III. Region of meristematic activity

IV. Root cap region

The correct sequence is

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Important Questions on Morphology of Flowering Plants

MEDIUM
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Identify the formation of the prop roots, stilt roots and pneumatophores, respectively:
A) Vertically growing upwards
B) Roots coming out of the lower nodes of the stem
C) Roots developing into vascular tissue of the host
D) Hanging roots from the branches
E) Roots that help in absorption of moisture
EASY
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Sweet potato is a modified
MEDIUM
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Match the following plants with their modified roots ?
  Column - I   Column - II
(a) Vanda (i) Pneumatophores
(b) Rhizophora (ii) Chlorophyllous
(c) Viscum (iii) Nodular roots
(d) Taeniopliyllum (iv) Haustorial roots
    (v) Velamen roots
EASY
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root

Identify A, B and C in the given diagram of the regions of root tip?

Question Image

EASY
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Pneumatophores are found in the following roots of Rhizophora plant.
EASY
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Which of the following statements are correct about all the four types of modifications: potato, ginger, carrot and sweet potato?
MEDIUM
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Indicate the correct statement from the following
EASY
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Pneumatophores occur in:
EASY
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
General function of the root system is absorption and conduction of water and minerals besides anchoring. But in this case the roots are fibrous and become swollen due to storage of food. Indicate the plant:
MEDIUM
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Identify the correct set of statements :
(a) The leaflets are modified into pointed hard thorns in Citrus and Bougainvillea
(b) Axillary buds form slender and spirally coiled tendrils in cucumber and pumpkin
(c) Stem is flattened and fleshy in Opuntia and modified to perform the function of leaves
(d) Rhizophora shows vertically upward growing roots that help to get oxygen for respiration
(e) Subaerially growing stems in grasses and strawberry help in vegetative propagation
Choose the correct answer from the options given below:
EASY
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Plants which produce characteristic pneumatophores and show vivipary belong to:
EASY
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
The roots that originate from the base of the stem are
EASY
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Root hairs develop from the region of
MEDIUM
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Mention the different parts of the root while describing the organ for the water absorption.
HARD
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Read the following statements about region of the root and select the incorrect option.
EASY
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
What is the arrangement starting from root tip?
MEDIUM
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Describe the different zones of a root.
EASY
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Where would you look for active cell division in plants?
EASY
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Very fine delicate unicellular thread-like structure develop from the zone of root that is proximal to
HARD
Biology>Structural Organisation in Plants and Animals>Morphology of Flowering Plants>Root
Describe the different regions of root and draw a well-labelled diagram.